Texas Speed Limits Explained: Every Road Type Covered
Texas has a wide range of speed limits depending on road type, location, and time of day. Knowing the rules helps you avoid costly tickets — and stay safe.
Speed Limits by Road Type
| Road Type | Speed Limit |
|---|---|
| School zones (when active) | 20 mph |
| Residential areas | 30 mph |
| Urban district | 30 mph |
| Numbered highways (outside urban) | 70 mph |
| Interstate (rural) | 75 mph |
| Specific posted (I-10, I-20, SH 130) | 80–85 mph |
School Zones
20 mph when lights flash. Fines doubled. Cell phone prohibited in school zones.
Construction Zones
Under SB 1366 (Sept 2025), fines doubled when workers present. Penalties: $200–$1,000+.
Speeding Penalties
| Over Limit | Fine Range |
|---|---|
| 1–10 mph | $100–$200 |
| 11–20 mph | $200–$400 |
| 21–30 mph | $400–$600 |
| 31+ mph | $500+ (possible reckless driving) |
Court costs and surcharges can add $100–$200 more.
The Prima Facie Rule
Texas uses a prima facie system: posted limits are presumed safe. You can contest by proving speed was safe — but burden is on you.
How to Dismiss a Speeding Ticket
Eligible speeding tickets can be dismissed with a TDLR-approved course. 6 hours, 100% online, only $28.
Frequently Asked Questions
What is the highest speed limit in Texas?
85 mph on a posted segment of SH 130 (toll road south of Austin).
Are speed limits different at night?
Some rural roads post lower night limits. Always check signage.
Can I use Waze/Google Maps speed alerts?
Yes, legal. But you are responsible for speed.
Do school zone cameras exist in Texas?
Some cities use them. Violations are civil, not criminal.
Can I dismiss a speeding ticket online?
Yes. TDLR-approved course at Zonix Education for just $28.
Zonix Education LLC — TDLR-approved under 16 TAC Chapter 84.